Hej.
W zadaniu trzeba użyć odpowiednio pod kątem logiki i gramatyki: get, hope, hot, reach, wear, wet.
Do zdania wybrałam get, dobrze?
There have been The new developments in the materials used to make waterproof clothes which......getting.....(? Dobrze? ) will put an end to the misery of those who work outdoors in wet conditions.